Home / 26,299.80-39,449.70-16,458.30

Finding the Fourth Proportional to 26,299.80, 39,449.70 and 16,458.30

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Solution

The fourth proportional to 26,299.80, 39,449.70 and 16,458.30 is: 24,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.80 : 39,449.70 = 16,458.30 : x
  2. Step 2: Convert to fraction form
    26,299.80/39,449.70 = 16,458.30/x
  3. Step 3: Cross multiply
    26,299.80x = 39,449.70 × 16,458.30
  4. Step 4: Simplify right side
    26,299.80x = 649,274,997.51
  5. Step 5: Solve for x
    x = 649,274,997.51/26,299.80
  6. Step 6: Final answer
    x = 24,687.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.